CVE-2026-17870: Google Chrome

Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days.

Insufficient validation of untrusted input in Cast in Google Chrome prior to 151.0.7922.72 allowed an attacker on the local network segment to leak cross-origin data via malicious network traffic. (Chromium security severity: Medium)

Affected products

• Google Chrome: before 151.0.7922.72 (fixed in 151.0.7922.72)

Published 2026-07-30. Last modified 2026-08-03.